Personal Protective Equipment; Safety Signs - MAXA i-290 0106 Installer Manual

Wear the appropriate PPE (specifically gloves and goggles).
Ensure that the operating area is well ventilated. Do not work in closed ambients or ditches with insufficient air circulation.
Do not operate on the refrigerant in the vicinity of hot parts or naked flames.
Check that there is no voltage and ensure that the unit cannot be reconnected to the power supply during operation.
Avoid any leakage of refrigerant into the environment and pay particular attention to accidental leaks from pipes and/or
fittings even after the system is emptied.
Make sure that there is a fire extinguisher near the unit.
4.2 PERSONAL PROTECTIVE EQUIPMENT
Use the following personal protective equipment when operating and maintaining i-290 units:
Clothing: Maintenance technicians and operators must wear protective clothing that does not leave parts of the body uncov-
ered, as during maintenance it is possible to come into contact with hot or sharp surfaces. Avoid clothes that can get caught
or sucked into airflows. Use antistatic clothing (ESD).
Wear safety shoes with non-slip soles, especially in ambient with slippery floor. Use antistatic footwear (ESD).
Gloves: Protective gloves must be used during cleaning and maintenance. Wear antistatic gloves (ESD).
Explosimeter for R290 gas: During maintenance operations, each operator must equip himself with an explosimeter for R290
refrigerant gas to check for its possible presence in the air. The explosimeter must not be a possible source of ignition and its
sensitivity must be such that it signals an alarm when a concentration of 20% of the lower flammability limit (LFL) is reached.
Mask and googles: During cleaning operations, is necessary wear a respiratory protection (mask) and a eye protection (gog-
gles).
Personal protective equipment must be checked periodically and comply with the refrigerant gas R290.
4.3 SAFETY SIGNS
Personnel must necessarily observe the following safety signs on the unit:
Generic hazard.
Dangerous electric voltage.
Moving parts.
Surfaces which can cause injuries.
i-290
Inverter air/water heat pumps with axial fans
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